Intel Releases Security Advisory on Lazy FP State Restore Vulnerability

Intel has released recommendations to address a vulnerability—dubbed Lazy FP state restore—affecting Intel Core-based microprocessors. An attacker could exploit this vulnerability to obtain access to sensitive information. NCCIC encourages users and administrators to review Intel's Security...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : QEMU update (USN-3679-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-3679-1 advisory. Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : libvirt vulnerability and update (USN-3680-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3680-1 advisory. Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allo...

USN-3680-1: libvirt vulnerability and update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...

USN-3679-1: QEMU update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...

Security update for qemu (important)

This update for qemu fixes the following issues: This security issue was fixed: - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of al...

Updated libvirt packages fix security vulnerability

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Stor...

hw: cpu: speculative store bypass

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions a commonly used performance optimization. It relies on the presence of a precisely-defined instruction sequence in the privileged code as well as the...

Security update for the Linux Kernel (important)

The openSUSE Leap 15.0 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-3639: Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are...

SUSE SLES11 Security Update : kvm (SUSE-SU-2018:1389-1) (Spectre)

This update for kvm fixes the following issues: This security issue was fixed : - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of al...

Security update for qemu (important)

This update for qemu fixes several issues. This security issue was fixed: - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prio...

SUSE SLES12 Security Update : qemu (SUSE-SU-2018:1363-1) (Spectre)

This update for qemu fixes several issues. This security issue was fixed : - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all pri...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2018:1378-1) (Spectre)

This update for qemu fixes several issues. This security issue was fixed : - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all pri...

CVE-2018-3640

Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized disclosure of system parameters to an attacker with local user access via a side-channel analysis, aka Rogue System Register Read RSRE, Variant 3a...

CVE-2018-3639

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Stor...

CVE-2018-3639

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Stor...

Design/Logic Flaw

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Stor...

CVE-2018-3639

CVE-2018-3639 is a speculative execution side‑channel vulnerability (SSB) that can leak memory via speculative stores. The Connected ALMA doc notes a mitigation: SSB is disabled by the new alt-java launcher, reducing impact at the cost of performance, and it references OpenJDK 8u282 as part of th...

CVE-2018-3639

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Stor...

CVE-2018-3639

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Stor...